2026ahdk results

Information

Transient
Name:AT2026ahdk
Right ascension: 22h47m27.07s
Declination:-1d17m09.67s
Discovery Date:Oct. 28, 2026, 1:22 p.m.
Classification:None
Redshift:None
MW E(B-V):0.073
Host
Name:J224727.33-011707.91
Object ID:9906621034990950
Catalog Name:decals
Catalog Release:dr9
Right ascension: 22h47m27.33s
Declination:-1d17m07.91s
Redshift:None
Photometric Redshift:0.093
Dataset
Version:0
 
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 22.62
Transient MWEBV processed 0.1
Host match processed 6.97
Host information processed 0.13
Host MWEBV processed 0.08
Host spectrum download processed 0.11
Global aperture construction processed 0.63
Global aperture photometry processed 8.22
Validate global photometry processed 19.3
Global host SED inference processed 332.39
Local aperture photometry processed 8.08
Validate local photometry processed 0.03
Local host SED inference processed 381.35
 

Imaging data


 

Spectral Energy Distribution



 

Host Galaxy Spectrum


 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.815 8.139 8.348
{\rm log}_{10}({\rm SFR}) -1.652 -1.224 -0.761
{\rm log}_{10}({\rm sSFR}) -9.920 -9.372 -8.598
{\rm stellar\ age} 2.267 5.445 7.055

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.253 -0.500 0.007
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.603 -0.819 0.070

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.175 0.453 0.880
\delta -0.272 0.127 0.322
\tau_1/\tau_2 0.675 0.969 1.271
Q_{PAH} 0.854 2.194 4.091
U_{min} 3.117 7.970 15.961
{\rm log}_{10}(\gamma_e)\, -3.034 -2.056 -0.901

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.217 -2.324 -0.413
{\rm log}_{10}(\tau_{AGN})\, 0.957 1.394 1.875

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.700 -1.143 -0.691
0.03-0.10 Gyr -2.007 -1.364 -0.819
0.10-0.33 Gyr -2.200 -1.563 -1.085
0.33-1.06 Gyr -2.578 -1.800 -1.388
1.06-3.46 Gyr -2.725 -1.805 -1.468
3.46-11.29 Gyr -3.042 -1.895 -1.552
11.29-12.55 Gyr -3.182 -1.913 -1.322

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.873 9.956 10.036
{\rm log}_{10}({\rm SFR}) -0.343 -0.098 0.140
{\rm log}_{10}({\rm sSFR}) -10.327 -10.065 -9.761
{\rm stellar\ age} 4.908 6.058 7.012

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.298 -0.938 -0.637
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.534 -0.643 0.113

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.143 0.253 0.427
\delta -0.460 -0.131 0.118
\tau_1/\tau_2 0.694 0.970 1.247
Q_{PAH} 0.576 1.576 3.172
U_{min} 2.515 7.333 14.844
{\rm log}_{10}(\gamma_e)\, -2.733 -1.454 -0.626

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.263 -3.010 -1.928
{\rm log}_{10}(\tau_{AGN})\, 1.057 1.547 1.946

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.479 -0.229 -0.052
0.03-0.10 Gyr -0.372 -0.049 0.239
0.10-0.33 Gyr -0.286 0.064 0.356
0.33-1.06 Gyr -0.186 0.077 0.290
1.06-3.46 Gyr -0.083 0.128 0.321
3.46-11.29 Gyr -0.204 0.048 0.207
11.29-12.55 Gyr -0.482 0.006 0.403
 

Aperture Photometry


Aperture details

RA, DEC (J2000):22h47m27.07s, -1d17m09.67s
semi major axis, semi minor axis (arcsec):1.16, 1.16
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 3.29 0.09 22.608 0.030 AB
DES_r 4.42 0.13 22.286 0.032 AB
PanSTARRS_i 6.26 0.34 21.909 0.059 AB
DES_i 5.74 0.36 22.003 0.068 AB
PanSTARRS_z 5.3 0.7 22.090 0.144 AB
DES_z 5.68 0.34 22.015 0.066 AB
PanSTARRS_y 9.04 1.77 21.510 0.212 AB

Aperture details

RA, DEC (J2000):22h47m27.32s, -1d17m07.73s
semi major axis, semi minor axis (arcsec):8.6, 5.57
angle (degrees, anti-clockwise from east):329.39
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 12.9 0.89 21.124 0.075 AB
GALEX_NUV 20.67 0.57 20.611 0.030 AB
SDSS_u 28.23 7.17 20.273 0.276 AB
SDSS_g 130.72 3.62 18.609 0.030 AB
DES_g 142.12 0.57 18.518 0.004 AB
PanSTARRS_g 137.2 1.43 18.557 0.011 AB
SDSS_r 225.42 5.08 18.018 0.024 AB
PanSTARRS_r 214.1 1.5 18.073 0.008 AB
DES_r 234.39 0.85 17.975 0.004 AB
SDSS_i 292.3 6.9 17.735 0.026 AB
PanSTARRS_i 289.41 2.01 17.746 0.008 AB
DES_i 314.18 2.44 17.657 0.008 AB
PanSTARRS_z 335.9 4.16 17.584 0.013 AB
SDSS_z 405.5 22.05 17.380 0.059 AB
DES_z 347.11 2.37 17.549 0.007 AB
PanSTARRS_y 387.01 10.44 17.431 0.029 AB
WISE_W1 218.41 13.51 15.353 0.067 Vega
WISE_W2 156.93 19.55 15.072 0.135 Vega
WISE_W3 567.12 131.54 11.842 0.252 Vega
WISE_W4 170.59 659.19 11.700 4.195 Vega